Tishomingo National Wildlife Refuge provides a natural, unencumbered habitat for a variety of native Oklahoma species and is a fun place to tour, whether you’re interested in viewing wildlife, fishing or just enjoying a bit of peace and quiet. The refuge also acts as a bird sanctuary, housing almost 300 different species of birds. Home to Lake Texoma, the Washita River, a shooting range and camping areas, this 13,286-square-mile expanse offers relaxation, restoration and plenty of activities for the energetic.